Buddleia daviddii 'Black knight'

Known as the butterfly bush, buddleia bears conical, nectar-rich flowers, which attract butterflies and bees in late summer.

Flowers come in a variety of colours including purple, yellow, blue, pink and white.Plants are easy to grow and thrive in almost any situation, but will attract more butterflies and bees if grown in full sun. An evergreen shrub that flowers in summer with beautiful perfume.Prune in late autumn to half it's size and more.